Oscillating piston controlled by piloted valve, piston position

Details Oscillating piston controlled by piloted valve, piston position Oscillating piston controlled by piloted valve, piston position

1991-05-16

1992-04-21

Look, Edward K.

Motors: expansible chamber type

Cyclically operable

Working member controlled motive fluid for distributor motor

91311, 91313, 91314, F01L 2502

Patent

active

051057204

ABSTRACT:
A cylinder including a housing disposed between a head and a board, a body disposed in the housing and closely contacted with the head, a piston slidably disposed in the housing, a piston rod coupled to the piston, a valve including five rings being disposed in the head, a valve including five annular grooves being disposed in the body, an inlet being formed in the head for continuously supplying hydraulic oil into the cylinder, the piston can be urged to move in a reciprocating action without changing the supplying direction of the hydraulic oil.

REFERENCES:
patent: 962766 (1910-06-01), Lacy et al.
patent: 1152566 (1915-09-01), Snediker
patent: 1935792 (1933-11-01), Farmer
patent: 2237871 (1941-04-01), Stone
patent: 3093122 (1963-06-01), Sachnik
patent: 3347713 (1968-03-01), Broughton
patent: 4062639 (1977-12-01), Conlee
patent: 4348161 (1982-09-01), Shibata

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